Two 'very straight' old timers have to learn how to pass as a loving gay couple after falsely claiming same-sex status to take advantage of newly legislated tax laws.

After a family tragedy, Charlie and his estranged son, Boots, try to put their differences aside and head off on the road trip of a lifetime - from regional Victoria to the Cape York Peninsula - they overcome many challenges to reach their dream - to fish off the northernmost tip of Australia.